The Gruen School of Watchmaking created the Gruen Horological Text in 1948 as a means of teaching students how to clean & repair wristwatches. It covers all aspects of watch repair, including... More > advanced topics such as balance poising and hairspring manipulation. Readers new to watch repair will enjoy the hands-on, step by step style of the textbook. Also included are company memos announcing new watch technologies and changes to the procedures for working on watches. Additionally, this book includes the 8 Gruen Technical Bulletins. While this is Gruen text and the Curvex movement is used in examples, it is in no way specific to Gruen watches. The techniques taught apply to all makes of wristwatches.< Less

An enormous compilation of Gruen reference material that can be used by any Gruen collector or Gruen watch restorer. Contains all 4 of the main Gruen Material Catalogs along with very rare versions... More > from 1921, 1926, supplements, etc. All of the Gruen published material information is contained in this book. This reference is a must for Gruen restorers and collectors interested in learning more about the movements and inner workings of Gruen watches.< Less

NOTE - when previewing, please zoom in. The dithering of the grey areas is an artifact of the viewer, the book does not look like this.
The famous Gruen 448 material catalog. This is the 1948... More > version of the material catalog and has a slightly different format than other versions. For example, you get a picture of each movement in this edition. Get the same colorful cover and an interior consisting of clean, white, more durable paper than the originals. A great edition to your horological library and a must-have for any Gruen restorer or tinkerer.< Less

NOTE - when previewing, please zoom in. The dithering of the grey areas is an artifact of the viewer, the book does not look like this.
The famous Gruen 453 material catalog. This is the 1953... More > version of the catalog and contains information about movements created after the previous 1948 published catalog. Get the same colorful cover and an interior consisting of clean, white, more durable paper than the originals. A great edition to your horological library and a must-have for any Gruen restorer or tinkerer.< Less

A full 200 pages of Gruen watches in color! The 1929 / 1930 Gruen Watchmaker's Guild Book. Added to this is the 1931 Supplement "A". This book is by far the largest catalog of watches... More > available for purchase. There are Pocket watches, Cartouches, Quadrons, Baguettes, Carre's, etc, all illustrated and identified by their model name, case material, movement, price, and more. It is filled with historical facts and one of the best resources for collectors of early Gruen timepieces. Previously only available to the lucky handful of people owning one of the originals, this is the first opportunity for all Gruen collectors to own their own copy.< Less

The first and only color illustrated guide to Gruen wristwatches. Over 300 Gruen watches identified correctly with the exact model name, date of production, and much more information on each watch... More > model. Printed in beautiful color, this guide is unique amoung all other watch identification guides. Pictures are life sized to make finding the match to your watch much easier.
One addition to this book that you will not find in other price guides is the inflation adjusted price for each watch. The watches have the price they were originally sold at (e.g. 29.95 in 1944), next to that is the price in today's dollars (e.g. $400 for the price of $29.95 in 1944). This makes comparing the value of watches easier to understand. It also gives you the ability to compare watch price of watches that have been made decades apart.< Less

The Gruen Watch Model Identification Guide Volume 2 was 3 years in the works and extends the only full-color series of Gruen Model ID guides. Volume 2 used same laborious process of utilizing Gruen... More > published advertising material to obtain the images and the accompanying data. The result is a very accurate guide that's stunning to see.
This is not a "Price Guide". The only prices are the ones the watches originally sold for. But the illustrations are better than anything you've seen in price guides.
The book's title describes exactly what the books are for -- Gruen Watch Model Identification Guide. Use these books to identify your Gruen watch, when it was made, other variations, plus quite a bit of technical data. These books have been described as "Coffee Table" books because they're so detailed and are in color. Enjoy all of the hard work the men and women of the Gruen Company put into their timepieces.< Less

HARD COVER edition for a lifetime of Gruen reference information. More rugged than the soft cover which often shows signs of wear after a few years of frequent use. Previously privately available... More > only, this book is now available to the public so that anyone wanting a durable, more permanent addition to their horological library can have one.
An enormous compilation of Gruen reference material that can be used by any Gruen collector or Gruen watch restorer. Contains all 4 of the main Gruen Material Catalogs along with very rare versions from 1921, 1926, supplements, etc. All of the Gruen published material information is contained in this book. This reference is a must for Gruen restorers and collectors interested in learning more about the movements and inner workings of Gruen watches.< Less

A NEW series of books on Gruen watches, Gruen The 1930's focuses on watches advertised during that decade. Year by year watches and their descriptions are presented to aid collectors in identifying... More > their Gruens or read the colorful ads that ran in your typical US and Canadian newspapers. There are a massive 1,270 watch illustrations presented in black and white in 267 pages.
Additionally, there are 3 indexes, by date chronologically, by model name, and a large table with data such as price, number of jewels, case material, etc, that is sorted by model type then by name. It is a Gruen watch researchers dream come true!< Less

A NEW series of books on Gruen watches, Gruen The 1950's focuses on watches advertised during that decade. While the title says decade, the most important years, those from 1950-1955 are presented. ... More > Year by year watches and their descriptions are presented to aid collectors in identifying their Gruens or read the colorful ads that ran in your typical US and Canadian newspapers. One may think that 5 years would make this the smallest of the Decade Series of books, but instead it is the LARGEST f the 3 books.
There are a massive 1,675 watch illustrations presented in black and white in 347 pages. Additionally, there are 3 indexes, by date chronologically, by model name, and a large table with data such as price, number of jewels, case material, etc, that is sorted by model type then by name. It is a Gruen watch researchers dream come true!< Less

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